DF2556FC20DV Renesas Electronics America, DF2556FC20DV Datasheet - Page 518
![IC H8S/2556 MCU FLASH 144QFP](/photos/12/29/122969/df2556fc20dv_sml.jpg)
DF2556FC20DV
Manufacturer Part Number
DF2556FC20DV
Description
IC H8S/2556 MCU FLASH 144QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2500r
Specifications of DF2556FC20DV
Core Processor
H8S/2000
Core Size
16-Bit
Speed
20MHz
Connectivity
CAN, I²C, SCI
Peripherals
POR, PWM, WDT
Number Of I /o
104
Program Memory Size
512KB (512K x 8)
Program Memory Type
FLASH
Ram Size
32K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Data Converters
A/D 16x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
144-QFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF2556FC20DV
Manufacturer:
Renesas Electronics America
Quantity:
135
Company:
Part Number:
DF2556FC20DV
Manufacturer:
Renesas Electronics America
Quantity:
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Section 13 Serial Communication Interface (SCI)
• Reception
Rev. 6.00 Sep. 24, 2009 Page 470 of 928
REJ09B0099-0600
TE bit
SCK output pin
TxD output pin
Receive operation should be stopped (by clearing RE to 0) before making a module stop mode,
software standby mode, or watch mode transition. RSR, RDR, and SSR are reset. If a
transition is made without stopping operation, the data being received will be invalid.
To continue receiving without changing the reception mode after the relevant mode is cleared,
set RE to 1 before starting reception. To receive with a different receive mode, the procedure
must be started again from initialization.
Figure 13.37 shows a sample flowchart for mode transition during reception.
Note: * Initialized by software standby.
Figure 13.36 Clocked Synchronous Transmission Using Internal Clock
Port input/output
Port
Marking output
Start of transmission
SCI TxD output
transmission
End of
Last TxD bit held
to software
Transition
standby
Port input/output
Port input/output
Port
Exit from
software
standby
High output*
SCI TxD
output
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